Home / 2,679,173.40-3,695,222.29-1,853,620.59

Finding the Fourth Proportional to 2,679,173.40, 3,695,222.29 and 1,853,620.59

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Solution

The fourth proportional to 2,679,173.40, 3,695,222.29 and 1,853,620.59 is: 2,556,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,173.40 : 3,695,222.29 = 1,853,620.59 : x
  2. Step 2: Convert to fraction form
    2,679,173.40/3,695,222.29 = 1,853,620.59/x
  3. Step 3: Cross multiply
    2,679,173.40x = 3,695,222.29 × 1,853,620.59
  4. Step 4: Simplify right side
    2,679,173.40x = 6,849,540,121,370.95
  5. Step 5: Solve for x
    x = 6,849,540,121,370.95/2,679,173.40
  6. Step 6: Final answer
    x = 2,556,587.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.